/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.datatables;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Logger;

import net.sf.l2j.L2DatabaseFactory;
import net.sf.l2j.gameserver.templates.L2HelperBuff;
import net.sf.l2j.gameserver.templates.StatsSet;

/**
 * This class represents the Newbie Helper Buff list
 * 
 * Author: Ayor 
 * 
 */
public class HelperBuffTable
{
    private static Logger _log = Logger.getLogger(HelperBuffTable.class.getName());

    /** The table containing all Buff of the Newbie Helper */
    private List<L2HelperBuff> _helperBuff;
    
    /** The player level since Newbie Helper can give the first buff <BR>
     *  Used to generate message : "Come back here when you have reached level ...")
     */
    private int _magicClassLowestLevel   = 100;
    private int _physicClassLowestLevel  = 100;
    
    /** The player level above which Newbie Helper won't give any buff <BR>
     *  Used to generate message : "Only novice character of level ... or less can receive my support magic.")
     */
    private int _magicClassHighestLevel  = 1;
    private int _physicClassHighestLevel = 1;

    public static HelperBuffTable getInstance()
    {
        return SingletonHolder._instance;
    }

    /**
     * Create and Load the Newbie Helper Buff list from SQL Table helper_buff_list
     */
    private HelperBuffTable()
    {
        _helperBuff = new ArrayList<>();
        restoreHelperBuffData();
    }

    /**
     * Read and Load the Newbie Helper Buff list from SQL Table helper_buff_list
     */
    private void restoreHelperBuffData()
    {
        try (Connection con = L2DatabaseFactory.getInstance().getConnection();
            PreparedStatement statement = con.prepareStatement("SELECT * FROM helper_buff_list");
            ResultSet helperbuffdata = statement.executeQuery())
        {
            fillHelperBuffTable(helperbuffdata);
        } 
        catch (Exception e) 
        {
            _log.severe("Table helper_buff_list not found : Update your DataPack" + e);
            e.printStackTrace();
        }
    }

    /**
     * Load the Newbie Helper Buff list from SQL Table helper_buff_list
     * @param HelperBuffData 
     * @throws Exception 
     */
    private void fillHelperBuffTable(ResultSet HelperBuffData) throws Exception
    {
        while (HelperBuffData.next())
        {
            StatsSet helperBuffDat = new StatsSet(); 
            int id = HelperBuffData.getInt("id");
            
            helperBuffDat.set("id", id);
            helperBuffDat.set("skillID", HelperBuffData.getInt("skill_id"));
            helperBuffDat.set("skillLevel", HelperBuffData.getInt("skill_level"));
            helperBuffDat.set("lowerLevel", HelperBuffData.getInt("lower_level"));
            helperBuffDat.set("upperLevel", HelperBuffData.getInt("upper_level"));
            helperBuffDat.set("isMagicClass", HelperBuffData.getString("is_magic_class"));
            
            
            // Calulate the range level in wich player must be to obtain buff from Newbie Helper
            if ("false".equals(HelperBuffData.getString("is_magic_class")))
            {
                if(HelperBuffData.getInt("lower_level")<_physicClassLowestLevel)
                    _physicClassLowestLevel=HelperBuffData.getInt("lower_level");
                
                if(HelperBuffData.getInt("upper_level")>_physicClassHighestLevel)
                    _physicClassHighestLevel=HelperBuffData.getInt("upper_level");
            }
            else
            {
                if(HelperBuffData.getInt("lower_level")<_magicClassLowestLevel)
                    _magicClassLowestLevel=HelperBuffData.getInt("lower_level");
                
                if(HelperBuffData.getInt("upper_level")>_magicClassHighestLevel)
                    _magicClassHighestLevel=HelperBuffData.getInt("upper_level");
            }
            
            // Add this Helper Buff to the Helper Buff List
            L2HelperBuff template = new L2HelperBuff(helperBuffDat);
            _helperBuff.add(template);
        }
        
        _log.config("Helper Buff Table: Loaded " + _helperBuff.size() + " Templates.");
    }

    public L2HelperBuff getHelperBuffTableItem(int id)
    {
        return _helperBuff.get(id);
    }

    /**
     * Return the Helper Buff List
     * @return 
     */
    public List<L2HelperBuff> getHelperBuffTable()
    {
        return _helperBuff;
    }

    /**
     * @return Returns the magicClassHighestLevel.
     */
    public int getMagicClassHighestLevel()
    {
        return _magicClassHighestLevel;
    }

    /**
     * @param magicClassHighestLevel The magicClassHighestLevel to set.
     */
    public void setMagicClassHighestLevel(int magicClassHighestLevel)
    {
        _magicClassHighestLevel = magicClassHighestLevel;
    }

    /**
     * @return Returns the magicClassLowestLevel.
     */
    public int getMagicClassLowestLevel()
    {
        return _magicClassLowestLevel;
    }

    /**
     * @param magicClassLowestLevel The magicClassLowestLevel to set.
     */
    public void setMagicClassLowestLevel(int magicClassLowestLevel)
    {
        _magicClassLowestLevel = magicClassLowestLevel;
    }

    /**
     * @return Returns the physicClassHighestLevel.
     */
    public int getPhysicClassHighestLevel()
    {
        return _physicClassHighestLevel;
    }

    /**
     * @param physicClassHighestLevel The physicClassHighestLevel to set.
     */
    public void setPhysicClassHighestLevel(int physicClassHighestLevel)
    {
        _physicClassHighestLevel = physicClassHighestLevel;
    }

    /**
     * @return Returns the physicClassLowestLevel.
     */
    public int getPhysicClassLowestLevel()
    {
        return _physicClassLowestLevel;
    }

    /**
     * @param physicClassLowestLevel The physicClassLowestLevel to set.
     */
    public void setPhysicClassLowestLevel(int physicClassLowestLevel)
    {
        _physicClassLowestLevel = physicClassLowestLevel;
    }
    
    private static class SingletonHolder
	{
		protected static final HelperBuffTable _instance = new HelperBuffTable();
	}
}